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What does “exec sp_reset_connection” mean in Sql Server Profiler? [duplicate]
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(like @@error)
Stops all EC's (execution contexts)
that are child threads of a parent EC
executing a parallel query
Waits for any outstanding I/O
operations that is outstanding
Frees any held buffers on the
server by the connection
Unlocks any buffer resources
that are used by t...
JQuery: detect change in input field [duplicate]
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So read again the link and you'll see: "Unlike the input event, the change event is not necessarily fired for each change to an element's value." Which seems what the person posting the question needs
– Dan...
How to redirect the output of the time command to a file in Linux?
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If you want to use time with something like grep that reads off of stdout try { time sleep 1; } 2>&1 | grep real. This sends stderr to stdout which grep can then read.
– clayzermk1
Jul 31 '14 at 20:16
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HashMap and int as key
... will automatically autobox your int primitive values to Integer objects.
Read more about autoboxing from Oracle Java documentations.
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How can I temporarily disable a foreign key constraint in MySQL?
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@Pacerier From reading that, it appears you can, but only for a single session.
– Brett
Feb 26 '19 at 21:37
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What makes Lisp macros so special?
Reading Paul Graham's essays on programming languages one would think that Lisp macros are the only way to go. As a busy developer, working on other platforms, I have not had the privilege of using Lisp macros. As someone who wants to understand the buzz, please explain what makes this feature s...
Find a Git branch containing changes to a given file
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FILENAME="<filename>"
git log --all --format=%H $FILENAME | while read f; do git branch --contains $f; done | sort -u
Manually inspect:
gitk --all --date-order -- $FILENAME
Find all changes to FILENAME not merged to master:
git for-each-ref --format="%(refname:short)" refs/heads | gre...
Python: fastest way to create a list of n lists
...r more formal and can be extended in a variety of situations, after having read a dataset.
Method 1: Conceptual
X2=[]
X1=[1,2,3]
X2.append(X1)
X3=[4,5,6]
X2.append(X3)
X2 thus has [[1,2,3],[4,5,6]] ie a list of lists.
Method 2 : Formal and extensible
Another elegant way to store a list as a li...
Which is more efficient, a for-each loop, or an iterator?
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If you are just wandering over the collection to read all of the values, then there is no difference between using an iterator or the new for loop syntax, as the new syntax just uses the iterator underwater.
If however, you mean by loop the old "c-style" loop:
for(int i=0...
Using varchar(MAX) vs TEXT on SQL Server
I just read that the VARCHAR(MAX) datatype (which can store close to 2GB of char data) is the recommended replacement for the TEXT datatype in SQL Server 2005 and Next SQL SERVER versions.
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